>4u62B (B:) observed residues (from ATOM records)
nievlnlvtgpdsittielylntrmgqndeskdnygysekvtvanssdqdkptsgeipty
starinlpmlnedltcntltmweavsvktevvgvsslvnvhmatkrmyddkgigfpvegm
nfhmfavggeplelqfltgnyrtdysandklvvppikhqstqglnphykqkltkdgafpv
ecwcpdpsknentryygsytggqstppvlqftntvttvlldengvgplckgdglyvsccd
ivgflvgkdgdmqyrglpryfnillrkrtvrn